Connecticut, US

Planting calendar for Stamford

Last frost around April 2, first frost around November 16: about 228 frost-free days.

Last frost: April 2
First frost: November 16
Frost-free days: 228

Sow now: November

See the whole year

Outdoors

Fava bean
Garlic
Raspberry
Rhubarb

Under cover

Nothing this month.

The year at a glance

When each crop can be sown in Stamford. Tap a crop for exact dates and when it’s ready to harvest.

Sow outdoorsSow under cover (indoors, a greenhouse or a cold frame)

When to sow each crop in Stamford, month by month. Each month says whether you can sow outdoors, under cover, or both.
Crop	JJan	FFeb	MMar	AApr	MMay	JJun	JJul	AAug	SSep	OOct	NNov	DDec
Fruiting
Tomato	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Chile pepper	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Bell pepper	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Eggplant	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Zucchini	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Cucumber	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Winter squash	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Sweet corn	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Roots
Carrot	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Beet	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Parsnip	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Radish	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Potato	January: Not this month	February: Not this month	March: Plant under cover	April: Plant outdoors and under cover	May: Plant outdoors and under cover	June: Plant under cover	July: Plant under cover	August: Plant outdoors and under cover	September: Plant under cover	October: Not this month	November: Not this month	December: Not this month
Turnip	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Not this month	November: Not this month	December: Not this month
Leaves
Lettuce	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Spinach	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Swiss chard	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Not this month	November: Not this month	December: Not this month
Arugula	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Celery	January: Not this month	February: Not this month	March: Sow outdoors and under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Not this month	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Beans and peas
Runner bean	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Green bean	January: Not this month	February: Not this month	March: Not this month	April: Sow under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Fava bean	January: Not this month	February: Not this month	March: Not this month	April: Not this month	May: Not this month	June: Not this month	July: Not this month	August: Not this month	September: Sow under cover	October: Sow outdoors and under cover	November: Sow outdoors and under cover	December: Sow under cover
Pea	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Onion family
Onion	January: Not this month	February: Not this month	March: Plant under cover	April: Plant outdoors and under cover	May: Plant outdoors and under cover	June: Plant under cover	July: Not this month	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Garlic	January: Not this month	February: Not this month	March: Not this month	April: Not this month	May: Not this month	June: Not this month	July: Not this month	August: Not this month	September: Plant under cover	October: Plant outdoors and under cover	November: Plant outdoors and under cover	December: Plant under cover
Leek	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow under cover	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Scallion	January: Not this month	February: Not this month	March: Sow outdoors and under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Shallot	January: Not this month	February: Plant under cover	March: Plant outdoors and under cover	April: Plant outdoors and under cover	May: Plant outdoors and under cover	June: Plant under cover	July: Not this month	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Brassicas
Cabbage	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Broccoli	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Cauliflower	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Not this month	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Brussels sprout	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Not this month	August: Not this month	September: Not this month	October: Not this month	November: Not this month	December: Not this month
Kale	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Bok choy	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Herbs
Basil	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Parsley	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Cilantro	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow under cover	November: Not this month	December: Not this month
Chives	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow under cover	August: Sow outdoors and under cover	September: Sow under cover	October: Not this month	November: Not this month	December: Not this month
Mint	January: Not this month	February: Not this month	March: Sow under cover	April: Sow outdoors and under cover	May: Sow outdoors and under cover	June: Sow outdoors and under cover	July: Sow outdoors and under cover	August: Sow outdoors and under cover	September: Sow outdoors and under cover	October: Sow outdoors and under cover	November: Not this month	December: Not this month
Fruit
Strawberry	January: Not this month	February: Not this month	March: Plant under cover	April: Plant outdoors and under cover	May: Plant outdoors and under cover	June: Plant under cover	July: Plant under cover	August: Plant outdoors and under cover	September: Plant under cover	October: Not this month	November: Not this month	December: Not this month
Raspberry	January: Not this month	February: Not this month	March: Not this month	April: Not this month	May: Not this month	June: Not this month	July: Not this month	August: Not this month	September: Not this month	October: Plant under cover	November: Plant outdoors and under cover	December: Plant under cover
Rhubarb	January: Not this month	February: Not this month	March: Not this month	April: Not this month	May: Not this month	June: Not this month	July: Not this month	August: Not this month	September: Not this month	October: Plant under cover	November: Plant outdoors and under cover	December: Plant under cover

Fruit rows show when to plant, not sow.

Crop by crop

Fruiting

TomatoOutdoors May 7 to Jun 1, and Jul 28 to Aug 10; Under cover Apr 9 to Jul 13, and Jul 28 to Aug 10, and Aug 25 to Sep 7

Sow outdoors: May 7 to Jun 1, and Jul 28 to Aug 10
Under cover: Apr 9 to Jul 13, and Jul 28 to Aug 10, and Aug 25 to Sep 7
First harvest: About 66 days after sowing. Sown on May 7, ready around July 12.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Tomato across the US, town by town

Chile pepperOutdoors May 6 to Jun 1, and Jul 28 to Aug 9; Under cover Apr 8 to Jul 12, and Jul 28 to Aug 9, and Aug 25 to Sep 6

Sow outdoors: May 6 to Jun 1, and Jul 28 to Aug 9
Under cover: Apr 8 to Jul 12, and Jul 28 to Aug 9, and Aug 25 to Sep 6
First harvest: About 84 days after sowing. Sown on May 6, ready around July 29.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Chile pepper across the US, town by town

Bell pepperOutdoors May 11 to Jun 6, and Jul 28 to Aug 11; Under cover Apr 13 to Jul 14, and Jul 28 to Aug 11, and Aug 25 to Sep 8

Sow outdoors: May 11 to Jun 6, and Jul 28 to Aug 11
Under cover: Apr 13 to Jul 14, and Jul 28 to Aug 11, and Aug 25 to Sep 8
First harvest: About 78 days after sowing. Sown on May 11, ready around July 28.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Bell pepper across the US, town by town

EggplantOutdoors May 11 to Jun 1, and Jul 28 to Aug 9; Under cover Apr 13 to Jul 12, and Jul 28 to Aug 9, and Aug 25 to Sep 6

Sow outdoors: May 11 to Jun 1, and Jul 28 to Aug 9
Under cover: Apr 13 to Jul 12, and Jul 28 to Aug 9, and Aug 25 to Sep 6
First harvest: About 90 days after sowing. Sown on May 11, ready around August 9.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Eggplant across the US, town by town

ZucchiniOutdoors May 6 to Jun 16, and Jul 28 to Aug 29; Under cover Apr 8 to Sep 26

Sow outdoors: May 6 to Jun 16, and Jul 28 to Aug 29
Under cover: Apr 8 to Sep 26
First harvest: About 44 days after sowing. Sown on May 6, ready around June 19.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Zucchini across the US, town by town

CucumberOutdoors May 6 to Jun 16, and Jul 28 to Aug 24; Under cover Apr 8 to Sep 21

Sow outdoors: May 6 to Jun 16, and Jul 28 to Aug 24
Under cover: Apr 8 to Sep 21
First harvest: About 50 days after sowing. Sown on May 6, ready around June 25.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Cucumber across the US, town by town

Winter squashOutdoors May 6 to Jun 6, and Jul 28 to Aug 11; Under cover Apr 8 to Jul 14, and Jul 28 to Aug 11, and Aug 25 to Sep 8

Sow outdoors: May 6 to Jun 6, and Jul 28 to Aug 11
Under cover: Apr 8 to Jul 14, and Jul 28 to Aug 11, and Aug 25 to Sep 8
First harvest: About 66 days after sowing. Sown on May 6, ready around July 11.
Warmth: Tender: needs days averaging 54°F or more, and no frost.

Winter squash across the US, town by town

Sweet cornOutdoors May 1 to Jun 6, and Jul 28 to Aug 13; Under cover Apr 3 to Jul 16, and Jul 28 to Aug 13, and Aug 25 to Sep 10

Sow outdoors: May 1 to Jun 6, and Jul 28 to Aug 13
Under cover: Apr 3 to Jul 16, and Jul 28 to Aug 13, and Aug 25 to Sep 10
First harvest: About 65 days after sowing. Sown on May 1, ready around July 5.
Warmth: Tender: needs days averaging 52°F or more, and no frost.

Sweet corn across the US, town by town

Roots

CarrotOutdoors Apr 4 to Jul 13, and Jul 28 to Aug 12; Under cover Mar 7 to Aug 12, and Aug 25 to Sep 9

Sow outdoors: Apr 4 to Jul 13, and Jul 28 to Aug 12
Under cover: Mar 7 to Aug 12, and Aug 25 to Sep 9
First harvest: About 74 days after sowing. Sown on April 4, ready around June 17.
Warmth: Hardy: grows once days average 45°F.

Carrot across the US, town by town

BeetOutdoors Apr 4 to Aug 26; Under cover Mar 7 to Sep 23

Sow outdoors: Apr 4 to Aug 26
Under cover: Mar 7 to Sep 23
First harvest: About 52 days after sowing. Sown on April 4, ready around May 26.
Warmth: Hardy: grows once days average 45°F.

Beet across the US, town by town

ParsnipOutdoors Mar 29 to Jun 14; Under cover Mar 1 to Jul 12

Sow outdoors: Mar 29 to Jun 14
Under cover: Mar 1 to Jul 12
First harvest: About 90 days after sowing. Sown on March 29, ready around June 27.
Warmth: Hardy: grows once days average 43°F.

Parsnip across the US, town by town

RadishOutdoors Mar 29 to May 30, and Jul 31 to Oct 4; Under cover Mar 1 to Nov 1

Sow outdoors: Mar 29 to May 30, and Jul 31 to Oct 4
Under cover: Mar 1 to Nov 1
First harvest: About 20 days after sowing. Sown on March 29, ready around April 18.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Radish across the US, town by town

PotatoOutdoors Mar 29 to May 24, and Jul 28 to Aug 12; Under cover Mar 1 to Jun 21, and Jun 30 to Jul 15, and Jul 28 to Aug 12, and Aug 25 to Sep 9

Plant outdoors: Mar 29 to May 24, and Jul 28 to Aug 12
Under cover: Mar 1 to Jun 21, and Jun 30 to Jul 15, and Jul 28 to Aug 12, and Aug 25 to Sep 9
First harvest: About 69 days after planting. Planted on March 29, ready around June 6.
Warmth: Hardy: grows once days average 43°F.

Potato across the US, town by town

TurnipOutdoors Mar 29 to Jun 11, and Jul 19 to Sep 7; Under cover Mar 1 to Oct 5

Sow outdoors: Mar 29 to Jun 11, and Jul 19 to Sep 7
Under cover: Mar 1 to Oct 5
First harvest: About 41 days after sowing. Sown on March 29, ready around May 9.
Warmth: Hardy: grows once days average 43°F.

Turnip across the US, town by town

Leaves

LettuceOutdoors Mar 30 to May 21, and Aug 8 to Sep 2; Under cover Mar 2 to Jun 18, and Jul 11 to Sep 30

Sow outdoors: Mar 30 to May 21, and Aug 8 to Sep 2
Under cover: Mar 2 to Jun 18, and Jul 11 to Sep 30
First harvest: About 49 days after sowing. Sown on March 30, ready around May 18.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Lettuce across the US, town by town

SpinachOutdoors Mar 29 to May 21, and Aug 8 to Sep 28; Under cover Mar 1 to Jun 18, and Jul 11 to Oct 26

Sow outdoors: Mar 29 to May 21, and Aug 8 to Sep 28
Under cover: Mar 1 to Jun 18, and Jul 11 to Oct 26
First harvest: About 31 days after sowing. Sown on March 29, ready around April 29.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Spinach across the US, town by town

Swiss chardOutdoors Apr 4 to Sep 7; Under cover Mar 7 to Oct 5

Sow outdoors: Apr 4 to Sep 7
Under cover: Mar 7 to Oct 5
First harvest: About 45 days after sowing. Sown on April 4, ready around May 19.
Warmth: Hardy: grows once days average 45°F.

Swiss chard across the US, town by town

ArugulaOutdoors Mar 29 to May 21, and Aug 8 to Sep 30; Under cover Mar 1 to Jun 18, and Jul 11 to Oct 28

Sow outdoors: Mar 29 to May 21, and Aug 8 to Sep 30
Under cover: Mar 1 to Jun 18, and Jul 11 to Oct 28
First harvest: About 28 days after sowing. Sown on March 29, ready around April 26.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Arugula across the US, town by town

CeleryOutdoors Mar 25 to May 24; Under cover Feb 25 to Jun 21

Sow outdoors: Mar 25 to May 24
Under cover: Feb 25 to Jun 21
First harvest: About 85 days after sowing. Sown on March 25, ready around June 18.
Warmth: Hardy: grows once days average 41°F.

Celery across the US, town by town

Beans and peas

Runner beanOutdoors May 1 to Jun 16, and Jul 28 to Aug 17; Under cover Apr 3 to Sep 14

Sow outdoors: May 1 to Jun 16, and Jul 28 to Aug 17
Under cover: Apr 3 to Sep 14
First harvest: About 61 days after sowing. Sown on May 1, ready around July 1.
Warmth: Tender: needs days averaging 52°F or more, and no frost.

Runner bean across the US, town by town

Green beanOutdoors May 1 to Jul 1, and Jul 28 to Aug 27; Under cover Apr 3 to Sep 24

Sow outdoors: May 1 to Jul 1, and Jul 28 to Aug 27
Under cover: Apr 3 to Sep 24
First harvest: About 51 days after sowing. Sown on May 1, ready around June 21.
Warmth: Tender: needs days averaging 52°F or more, and no frost.

Green bean across the US, town by town

Fava beanOutdoors Oct 22 to Nov 17; Under cover Sep 24 to Dec 15

Sow outdoors: Oct 22 to Nov 17
Under cover: Sep 24 to Dec 15
First harvest: About 220 days after sowing. Sown on October 22, ready around May 30.
Warmth: Hardy: goes in as the weather cools, and grows on through winter.

Fava bean across the US, town by town

PeaOutdoors Mar 29 to May 30, and Jul 31 to Aug 18; Under cover Mar 1 to Jul 21, and Jul 31 to Aug 18, and Aug 28 to Sep 15

Sow outdoors: Mar 29 to May 30, and Jul 31 to Aug 18
Under cover: Mar 1 to Jul 21, and Jul 31 to Aug 18, and Aug 28 to Sep 15
First harvest: About 55 days after sowing. Sown on March 29, ready around May 23.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Pea across the US, town by town

Onion family

OnionOutdoors Mar 27 to May 17; Under cover Feb 27 to Jun 14

Plant outdoors: Mar 27 to May 17
Under cover: Feb 27 to Jun 14
First harvest: About 94 days after planting. Planted on March 27, ready around June 29.
Warmth: Hardy: grows once days average 43°F.

Onion across the US, town by town

GarlicOutdoors Oct 22 to Nov 21; Under cover Sep 24 to Dec 19

Plant outdoors: Oct 22 to Nov 21
Under cover: Sep 24 to Dec 19
First harvest: About 250 days after planting. Planted on October 22, ready around June 29.
Warmth: Hardy: goes in as the weather cools, and grows on through winter.

Garlic across the US, town by town

LeekOutdoors Mar 29 to Jul 29; Under cover Mar 1 to Aug 26

Sow outdoors: Mar 29 to Jul 29
Under cover: Mar 1 to Aug 26
First harvest: About 102 days after sowing. Sown on March 29, ready around July 9.
Warmth: Hardy: grows once days average 43°F.

Leek across the US, town by town

ScallionOutdoors Mar 25 to Sep 16; Under cover Feb 25 to Oct 14

Sow outdoors: Mar 25 to Sep 16
Under cover: Feb 25 to Oct 14
First harvest: About 44 days after sowing. Sown on March 25, ready around May 8.
Warmth: Hardy: grows once days average 41°F.

Scallion across the US, town by town

ShallotOutdoors Mar 21 to Jun 3; Under cover Feb 21 to Jul 1

Plant outdoors: Mar 21 to Jun 3
Under cover: Feb 21 to Jul 1
First harvest: About 78 days after planting. Planted on March 21, ready around June 7.
Warmth: Hardy: grows once days average 41°F.

Shallot across the US, town by town

Brassicas

CabbageOutdoors Mar 29 to Aug 11; Under cover Mar 1 to Sep 8

Sow outdoors: Mar 29 to Aug 11
Under cover: Mar 1 to Sep 8
First harvest: About 76 days after sowing. Sown on March 29, ready around June 13.
Warmth: Hardy: grows once days average 43°F.

Cabbage across the US, town by town

BroccoliOutdoors Apr 4 to Jul 3, and Jul 28 to Aug 13; Under cover Mar 7 to Aug 13, and Aug 25 to Sep 10

Sow outdoors: Apr 4 to Jul 3, and Jul 28 to Aug 13
Under cover: Mar 7 to Aug 13, and Aug 25 to Sep 10
First harvest: About 67 days after sowing. Sown on April 4, ready around June 10.
Warmth: Hardy: grows once days average 45°F.

Broccoli across the US, town by town

CauliflowerOutdoors Mar 29 to May 30; Under cover Mar 1 to Jun 27

Sow outdoors: Mar 29 to May 30
Under cover: Mar 1 to Jun 27
First harvest: About 83 days after sowing. Sown on March 29, ready around June 20.
Warmth: Hardy: grows once days average 43°F; bolts in hot weather.

Cauliflower across the US, town by town

Brussels sproutOutdoors Mar 29 to May 29; Under cover Mar 1 to Jun 26

Sow outdoors: Mar 29 to May 29
Under cover: Mar 1 to Jun 26
First harvest: About 119 days after sowing. Sown on March 29, ready around July 26.
Warmth: Hardy: grows once days average 43°F.

Brussels sprout across the US, town by town

KaleOutdoors Apr 4 to Aug 21; Under cover Mar 7 to Sep 18

Sow outdoors: Apr 4 to Aug 21
Under cover: Mar 7 to Sep 18
First harvest: About 60 days after sowing. Sown on April 4, ready around June 3.
Warmth: Hardy: grows once days average 45°F.

Kale across the US, town by town

Bok choyOutdoors Apr 10 to May 21, and Aug 8 to Sep 20; Under cover Mar 13 to Jun 18, and Jul 11 to Oct 18

Sow outdoors: Apr 10 to May 21, and Aug 8 to Sep 20
Under cover: Mar 13 to Jun 18, and Jul 11 to Oct 18
First harvest: About 36 days after sowing. Sown on April 10, ready around May 16.
Warmth: Hardy: grows once days average 46°F; bolts in hot weather.

Bok choy across the US, town by town

Herbs

BasilOutdoors Apr 10 to Jul 10, and Jul 28 to Aug 30; Under cover Mar 13 to Sep 27

Sow outdoors: Apr 10 to Jul 10, and Jul 28 to Aug 30
Under cover: Mar 13 to Sep 27
First harvest: About 39 days after sowing. Sown on April 10, ready around May 19.
Warmth: Tender: needs days averaging 46°F or more, and no frost.

Basil across the US, town by town

ParsleyOutdoors Mar 29 to Sep 5; Under cover Mar 1 to Oct 3

Sow outdoors: Mar 29 to Sep 5
Under cover: Mar 1 to Oct 3
First harvest: About 51 days after sowing. Sown on March 29, ready around May 19.
Warmth: Hardy: grows once days average 43°F.

Parsley across the US, town by town

CilantroOutdoors Apr 4 to May 21, and Aug 8 to Sep 18; Under cover Mar 7 to Jun 18, and Jul 11 to Oct 16

Sow outdoors: Apr 4 to May 21, and Aug 8 to Sep 18
Under cover: Mar 7 to Jun 18, and Jul 11 to Oct 16
First harvest: About 38 days after sowing. Sown on April 4, ready around May 12.
Warmth: Hardy: grows once days average 45°F; bolts in hot weather.

Cilantro across the US, town by town

ChivesOutdoors Mar 29 to Jun 14, and Jul 28 to Aug 20; Under cover Mar 1 to Sep 17

Sow outdoors: Mar 29 to Jun 14, and Jul 28 to Aug 20
Under cover: Mar 1 to Sep 17
First harvest: Crops every year once it’s established.
Warmth: Hardy: grows once days average 43°F.

Chives across the US, town by town

MintOutdoors Apr 4 to Oct 8; Under cover Mar 7 to Nov 5

Sow outdoors: Apr 4 to Oct 8
Under cover: Mar 7 to Nov 5
First harvest: Crops every year once it’s established.
Warmth: Hardy: grows once days average 45°F.

Mint across the US, town by town

Fruit

StrawberryOutdoors Mar 29 to May 29, and Jul 28 to Aug 18; Under cover Mar 1 to Sep 15

Plant outdoors: Mar 29 to May 29, and Jul 28 to Aug 18
Under cover: Mar 1 to Sep 15
First harvest: Crops every year once it’s established.
Warmth: Hardy: grows once days average 43°F.

Strawberry across the US, town by town

RaspberryOutdoors Nov 8 to Nov 30; Under cover Oct 11 to Dec 28

Plant outdoors: Nov 8 to Nov 30
Under cover: Oct 11 to Dec 28
First harvest: Crops every year once it’s established.
Warmth: Hardy: goes in as the weather cools, and grows on through winter.

Raspberry across the US, town by town

RhubarbOutdoors Oct 30 to Nov 26; Under cover Oct 2 to Dec 24

Plant outdoors: Oct 30 to Nov 26
Under cover: Oct 2 to Dec 24
First harvest: Crops every year once it’s established.
Warmth: Hardy: goes in as the weather cools, and grows on through winter.

Rhubarb across the US, town by town

Nearby

Questions about growing in Stamford

When is the last frost in Stamford?

On average around April 2, and the first autumn frost comes around November 16. In a cold spring a frost can come a week or two late, so tender plants are safest out a week after the date.

Can I grow tomatoes outdoors in Stamford?

Yes. Plant them outdoors May 7 to Jun 1, and Jul 28 to Aug 10, or under cover Apr 9 to Jul 13, and Jul 28 to Aug 10, and Aug 25 to Sep 7.

What can I sow in Stamford in November?

Outdoors: fava bean, garlic, raspberry, rhubarb.

How accurate are these dates?

They’re worked out from 30 years of climate data for this spot, adjusted for its height, so they’re a good guide for a typical year. Check the forecast before planting out anything tender.

Get these dates as reminders

Bia turns this calendar into a nudge when it’s time to sow, plant out and harvest, for your backyard or community garden plot in Stamford. Free for 2 months.

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How these dates are worked out: climate records for this spot (ERA5-Land, 1995 to 2024), the local frost dates and the height above sea level turn a seed-packet date into a local one. Contains modified Copernicus Climate Change Service information; towns from GeoNames (CC BY 4.0). How sowing dates work